Chemical analysis. To check a new analytical method, a chemist obtains areference
Chapter 0, Problem 19.3(choose chapter or problem)
Chemical analysis. To check a new analytical method, a chemist obtains areference specimen of known concentration from the National Institute ofStandards and Technology. She then makes 20 measurements of theconcentration of this specimen with the new method and checks for bias bycomparing the mean result with the known concentration.
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